Finding the Fourth Proportional to 25,100.71, 34,639.87 and 13,770.23

Step by Step Solution

1. Step 1: Write the proportion equation
   25,100.71 : 34,639.87 = 13,770.23 : x
2. Step 2: Convert to fraction form
   25,100.71/34,639.87 = 13,770.23/x
3. Step 3: Cross multiply
   25,100.71x = 34,639.87 × 13,770.23
4. Step 4: Simplify right side
   25,100.71x = 476,998,977.07
5. Step 5: Solve for x
   x = 476,998,977.07/25,100.71
6. Step 6: Final answer
   x = 19,003.41